Guidance for .NET Framework 4.8.1

Microsoft Windows OS release compatibility with .NET Framework 4.8.1

Operating system	Preinstalled with the OS	Installable separately	DC v2.0.0 compatible	DC v1.x compatible
Windows 11, 2022 Update (version 22H2)	.NET Framework 4.8.1	--	Yes	Yes
Windows 11	.NET Framework 4.8	.NET Framework 4.8.1	Yes	Yes
Windows 10 2022 Update (version 22H2)	.NET Framework 4.8	.NET Framework 4.8.1	Yes	Yes
Windows 10 November 2021 Update (version 21H2)	.NET Framework 4.8	.NET Framework 4.8.1	Yes	Yes
Windows 10 May 2021 Update (version 21H1)*	.NET Framework 4.8	.NET Framework 4.8.1	Yes	Yes
Windows 10 October 2020 Update (version 20H2)*	.NET Framework 4.8	.NET Framework 4.8.1	Yes	Yes
Windows 10 (version 1809)	.NET Framework 4.7.2	.NET Framework 4.8	No	Yes
Windows 10 (version 1709)	.NET Framework 4.7.1	.NET Framework 4.8	No	Yes

*Windows 10 end of support scheduled for October 2025. You will need the Windows 10 version 21H2 (LTSC). Or upgrade to Windows 11.

How to install .NET framework on a Windows 10 PC

See Microsoft guidance: https://devblogs.microsoft.com/dotnet/announcing-dotnet-framework-481/

Use this detection method to use to see what .NET framework is installed on a PC:

https://learn.microsoft.com/en-us/dotnet/framework/migration-guide/how-to-determine-which-versions-are-installed#detect-net-framework-45-and-later-versions

Use this guidance to determine what .NET framework is currently installed on your PC. Look for 533325 (on a Windows 10 OS) or a 533320 (Windows 11 OS).